{ "type": "excalidraw", "version": 2, "source": "https://excalidraw.com", "elements": [ { "id": "r851808859", "type": "rectangle", "x": 20, "y": 30, "width": 880, "height": 130, "angle": 0, "strokeColor": "#dddddd", "backgroundColor": "#f4f4f4", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 3 }, "seed": 928233603, "versionNonce": 685123035, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false }, { "id": "t365366183", "type": "text", "x": 32, "y": 36, "width": 244.20000000000002, "height": 15.0, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 1748730940, "versionNonce": 1337227903, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "host (rootless user rsedor, uid 1000)", "fontSize": 12, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "host (rootless user rsedor, uid 1000)", "lineHeight": 1.25, "baseline": 12 }, { "id": "r1384913294", "type": "rectangle", "x": 20, "y": 190, "width": 880, "height": 200, "angle": 0, "strokeColor": "#dddddd", "backgroundColor": "#fff8ef", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 3 }, "seed": 225790868, "versionNonce": 1591494656, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false }, { "id": "t514860128", "type": "text", "x": 32, "y": 196, "width": 422.40000000000003, "height": 15.0, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 816900920, "versionNonce": 646162393, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "podman's user namespace (uid 0 in container == uid 1000 on host)", "fontSize": 12, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "podman's user namespace (uid 0 in container == uid 1000 on host)", "lineHeight": 1.25, "baseline": 12 }, { "id": "r1978916558", "type": "rectangle", "x": 44, "y": 66, "width": 260, "height": 70, "angle": 0, "strokeColor": "#111111", "backgroundColor": "#ffffff", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 3 }, "seed": 1982205519, "versionNonce": 824309888, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false }, { "id": "t1420911871", "type": "text", "x": 54, "y": 74, "width": 154.0, "height": 17.5, "angle": 0, "strokeColor": "#111111", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 1980130933, "versionNonce": 358034792, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "podman exec demo34go", "fontSize": 14, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "podman exec demo34go", "lineHeight": 1.25, "baseline": 14 }, { "id": "t1993901833", "type": "text", "x": 54, "y": 94, "width": 108.9, "height": 13.75, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 521987619, "versionNonce": 1116217913, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "cat /proc/1/status", "fontSize": 11, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "cat /proc/1/status", "lineHeight": 1.25, "baseline": 11 }, { "id": "r1378178516", "type": "rectangle", "x": 340, "y": 66, "width": 260, "height": 70, "angle": 0, "strokeColor": "#111111", "backgroundColor": "#ffffff", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 3 }, "seed": 1641816402, "versionNonce": 1822143295, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false }, { "id": "t926167838", "type": "text", "x": 350, "y": 74, "width": 169.4, "height": 17.5, "angle": 0, "strokeColor": "#111111", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 1251454809, "versionNonce": 310886477, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "podman unshare nsenter", "fontSize": 14, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "podman unshare nsenter", "lineHeight": 1.25, "baseline": 14 }, { "id": "t1725121586", "type": "text", "x": 350, "y": 94, "width": 193.60000000000002, "height": 13.75, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 1397074756, "versionNonce": 1299753351, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "--target --pid --mount", "fontSize": 11, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "--target --pid --mount", "lineHeight": 1.25, "baseline": 11 }, { "id": "r1510242733", "type": "rectangle", "x": 636, "y": 66, "width": 240, "height": 70, "angle": 0, "strokeColor": "#999999", "backgroundColor": "#ffffff", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "dashed", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 3 }, "seed": 1591720123, "versionNonce": 1924206979, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false }, { "id": "t809686007", "type": "text", "x": 646, "y": 74, "width": 200.20000000000002, "height": 17.5, "angle": 0, "strokeColor": "#111111", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 1818753576, "versionNonce": 185728640, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "plain nsenter (no unshare)", "fontSize": 14, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "plain nsenter (no unshare)", "lineHeight": 1.25, "baseline": 14 }, { "id": "t879980112", "type": "text", "x": 646, "y": 94, "width": 151.25, "height": 13.75, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 1469187837, "versionNonce": 50036903, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "EPERM: reassociate failed", "fontSize": 11, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "EPERM: reassociate failed", "lineHeight": 1.25, "baseline": 11 }, { "id": "r747577458", "type": "rectangle", "x": 44, "y": 230, "width": 300, "height": 50, "angle": 0, "strokeColor": "#e8870c", "backgroundColor": "#fff8ef", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 3 }, "seed": 1219646401, "versionNonce": 627599541, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false }, { "id": "t746248742", "type": "text", "x": 54, "y": 238, "width": 269.5, "height": 17.5, "angle": 0, "strokeColor": "#111111", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 1255087381, "versionNonce": 1663484594, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "container PID 1 == host pid 2998602", "fontSize": 14, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "container PID 1 == host pid 2998602", "lineHeight": 1.25, "baseline": 14 }, { "id": "t1673484217", "type": "text", "x": 54, "y": 258, "width": 163.35000000000002, "height": 13.75, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 858019945, "versionNonce": 629602551, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "(podman inspect .State.Pid)", "fontSize": 11, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "(podman inspect .State.Pid)", "lineHeight": 1.25, "baseline": 11 }, { "id": "r648040562", "type": "rectangle", "x": 380, "y": 230, "width": 500, "height": 50, "angle": 0, "strokeColor": "#111111", "backgroundColor": "#111111", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 3 }, "seed": 30284613, "versionNonce": 967259050, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false }, { "id": "t1070218664", "type": "text", "x": 390, "y": 238, "width": 585.2, "height": 17.5, "angle": 0, "strokeColor": "#ffffff", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 719479071, "versionNonce": 615785387, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "Name: app State: S (sleeping) readlink /proc/1/exe -> /usr/local/bin/app", "fontSize": 14, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "Name: app State: S (sleeping) readlink /proc/1/exe -> /usr/local/bin/app", "lineHeight": 1.25, "baseline": 14 }, { "id": "r1121938148", "type": "rectangle", "x": 44, "y": 300, "width": 400, "height": 60, "angle": 0, "strokeColor": "#111111", "backgroundColor": "#ffffff", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 3 }, "seed": 1753251212, "versionNonce": 871602564, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false }, { "id": "t526384492", "type": "text", "x": 54, "y": 308, "width": 200.20000000000002, "height": 17.5, "angle": 0, "strokeColor": "#111111", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 378400194, "versionNonce": 1056995331, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "subuid rsedor:524288:65536", "fontSize": 14, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "subuid rsedor:524288:65536", "lineHeight": 1.25, "baseline": 14 }, { "id": "t905819966", "type": "text", "x": 54, "y": 328, "width": 235.95000000000002, "height": 13.75, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 185848706, "versionNonce": 641007186, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "uid_map: 0->1000 (1), 1->524288 (65536)", "fontSize": 11, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "uid_map: 0->1000 (1), 1->524288 (65536)", "lineHeight": 1.25, "baseline": 11 }, { "id": "r1677728677", "type": "rectangle", "x": 480, "y": 300, "width": 400, "height": 60, "angle": 0, "strokeColor": "#999999", "backgroundColor": "#ffffff", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 3 }, "seed": 1140645975, "versionNonce": 8850942, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false }, { "id": "t1033813197", "type": "text", "x": 490, "y": 308, "width": 200.20000000000002, "height": 17.5, "angle": 0, "strokeColor": "#111111", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 697629110, "versionNonce": 79399132, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "zombie scan (podman exec):", "fontSize": 14, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "zombie scan (podman exec):", "lineHeight": 1.25, "baseline": 14 }, { "id": "t73573208", "type": "text", "x": 490, "y": 328, "width": 211.75000000000003, "height": 13.75, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 784510758, "versionNonce": 794686413, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "/proc/[0-9]*/stat state==Z, count=0", "fontSize": 11, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "/proc/[0-9]*/stat state==Z, count=0", "lineHeight": 1.25, "baseline": 11 }, { "id": "a957661166", "type": "arrow", "x": 174, "y": 136, "width": 0, "height": 94, "angle": 0, "strokeColor": "#b8650a", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 2 }, "seed": 1884038424, "versionNonce": 1494285026, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "points": [ [ 0, 0 ], [ 0, 94 ] ], "lastCommittedPoint": null, "startBinding": null, "endBinding": null, "startArrowhead": null, "endArrowhead": "arrow" }, { "id": "t1680353426", "type": "text", "x": 174.0, "y": 169.0, "width": 169.4, "height": 13.75, "angle": 0, "strokeColor": "#b8650a", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 1631809376, "versionNonce": 1059717701, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "enters via container runtime", "fontSize": 11, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "enters via container runtime", "lineHeight": 1.25, "baseline": 11 }, { "id": "a931447477", "type": "arrow", "x": 470, "y": 136, "width": 0, "height": 94, "angle": 0, "strokeColor": "#b8650a", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 2 }, "seed": 383318077, "versionNonce": 946420661, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "points": [ [ 0, 0 ], [ 0, 94 ] ], "lastCommittedPoint": null, "startBinding": null, "endBinding": null, "startArrowhead": null, "endArrowhead": "arrow" }, { "id": "t1638767495", "type": "text", "x": 470.0, "y": 169.0, "width": 199.65, "height": 13.75, "angle": 0, "strokeColor": "#b8650a", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 778221152, "versionNonce": 934531792, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "podman unshare joins userns first", "fontSize": 11, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "podman unshare joins userns first", "lineHeight": 1.25, "baseline": 11 }, { "id": "a627444143", "type": "arrow", "x": 636, "y": 101, "width": 36, "height": 0, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "dashed", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 2 }, "seed": 1730303836, "versionNonce": 566611761, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "points": [ [ 0, 0 ], [ -36, 0 ] ], "lastCommittedPoint": null, "startBinding": null, "endBinding": null, "startArrowhead": null, "endArrowhead": "arrow" }, { "id": "a383196384", "type": "arrow", "x": 244, "y": 280, "width": 136, "height": 25, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 2 }, "seed": 809265471, "versionNonce": 1505654928, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "points": [ [ 0, 0 ], [ 136, -25 ] ], "lastCommittedPoint": null, "startBinding": null, "endBinding": null, "startArrowhead": null, "endArrowhead": "arrow" }, { "id": "a1011797615", "type": "arrow", "x": 630, "y": 280, "width": 0, "height": 20, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 2, "strokeStyle": "dashed", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": { "type": 2 }, "seed": 311128184, "versionNonce": 1982202249, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "points": [ [ 0, 0 ], [ 0, 20 ] ], "lastCommittedPoint": null, "startBinding": null, "endBinding": null, "startArrowhead": null, "endArrowhead": "arrow" }, { "id": "t1149595863", "type": "text", "x": 44, "y": 390, "width": 958.1, "height": 16.25, "angle": 0, "strokeColor": "#555555", "backgroundColor": "transparent", "fillStyle": "solid", "strokeWidth": 1, "strokeStyle": "solid", "roughness": 1, "opacity": 100, "groupIds": [], "frameId": null, "roundness": null, "seed": 1524482370, "versionNonce": 1014940981, "isDeleted": false, "boundElements": [], "updated": 1, "link": null, "locked": false, "text": "Both paths independently confirm the same PID 1 identity -- podman exec from inside the container runtime, nsenter from the bare host.", "fontSize": 13, "fontFamily": 1, "textAlign": "left", "verticalAlign": "top", "containerId": null, "originalText": "Both paths independently confirm the same PID 1 identity -- podman exec from inside the container runtime, nsenter from the bare host.", "lineHeight": 1.25, "baseline": 13 } ], "appState": { "viewBackgroundColor": "#ffffff", "gridSize": null }, "files": {} }